<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">
        <h2 v-text="message+'!'"深圳></h2>
        <h2 v-text="info+'!'"深圳></h2>
        <h2>{{message+'!'}}深圳</h2>
    </div>
     <!-- 开发环境版本，包含了有帮助的命令行警告 -->
     <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"> </script>

     <script>
     var app = new Vue({
     el: '#app',
      data: {
      message: '你好 我是谢美丽!',
      info:"前端"
}
})
 </script>
    </body>

</html>